This dissertation studies topics related to monetary policy, macro finance, and international finance. The first two chapters study (1) the impact of shadow banks on the transmission of monetary policy, and (2) the effects of securitized versus balance sheet credit booms on the severity of the Great Recession. These studies utilize micro data, which allows me to carefully construct econometric specifications that take seriously issues of endogeneity that are ubiquitous in macroeconomics. The third chapter is co-authored work with Michael Hutchison and Fernando Chertman. In this paper, we study the behavior of Taylor rules and foreign exchange intervention functions in large emerging market economies. In Chapter 1 I present empirical evidenc...